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submodule
ffmpeg
Commits
4f928a4d
Commit
4f928a4d
authored
Jan 27, 2009
by
Måns Rullgård
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ARM: optimised mid_pred()
Originally committed as revision 16819 to
svn://svn.ffmpeg.org/ffmpeg/trunk
parent
1214bd86
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mathops.h
libavcodec/arm/mathops.h
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libavcodec/arm/mathops.h
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4f928a4d
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@@ -90,4 +90,22 @@ static inline av_const MUL16(int ra, int rb)
#endif
#define mid_pred mid_pred
static
inline
av_const
int
mid_pred
(
int
a
,
int
b
,
int
c
)
{
int
m
;
__asm__
volatile
(
"mov %0, %2
\n\t
"
"cmp %1, %2
\n\t
"
"movgt %0, %1
\n\t
"
"movgt %1, %2
\n\t
"
"cmp %1, %3
\n\t
"
"movle %1, %3
\n\t
"
"cmp %0, %1
\n\t
"
"movgt %0, %1
\n\t
"
:
"=&r"
(
m
),
"+r"
(
a
)
:
"r"
(
b
),
"r"
(
c
));
return
m
;
}
#endif
/* AVCODEC_ARM_MATHOPS_H */
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